C0027

[C0027](https://attack.mitre.org/campaigns/C0027) was a financially-motivated campaign linked to [Scattered Spider](https://attack.mitre.org/groups/G1015) that targeted telecommunications and business process outsourcing (BPO) companies from at least June through December of 2022. During [C0027](https://attack.mitre.org/campaigns/C0027) [Scattered Spider](https://attack.mitre.org/groups/G1015) used various forms of social engineering, performed SIM swapping, and attempted to leverage access from victim environments to mobile carrier networks.(Citation: Crowdstrike TELCO BPO Campaign December 2022)